.mainNav .a1
/* CSS Document */

* {
	margin: 0;
	padding: 0;
}

body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
form,
fieldset,
input,
textarea,
p,
blockquote,
th,
td,
a {
	margin: 0;
	padding: 0;
	font: 12px "Arial";
	color: #666;
}

html {
	width: 100%;
	text-align: center;
	background: #fff;
}

img {
	border: none;
}

a {
	text-decoration: none;
	cursor: pointer;
}

strong {
	font-weight: bold;
}

ul,
ol,
li,
dt,
dd {
	list-style: none;
}

em,
i {
	font-style: normal;
}

.clear {
	clear: both;
	height: 0;
	overflow: hidden;
}

.clearfix {
	zoom: 1;
}

.clearfix:after {
	content: '.';
	display: block;
	height: 0;
	clear: both;
	visibility: hidden;
}

.f-l {
	float: left;
}

.f-r {
	float: right;
}

.mt10 {
	margin-top: 10px;
}

.mt15 {
	margin-top: 15px;
}

.mt20 {
	margin-top: 20px;
}

.mt25 {
	margin-top: 25px;
}

.mt30 {
	margin-top: 30px;
}

.ml10 {
	margin-left: 10px
}

.mb20 {
	margin-bottom: 20px;
}

.mb30 {
	margin-bottom: 30px;
}

.dis_in_b {
	display: inline-block;
}